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Model BDF • Belt Drive Duct Fan
®
REPLACEMENT NEOPRENE ISOLATOR(S)
MODEL FAN SIZE
BDF 80-100 120-150 180-200
BASE MOUNT R-1 GREEN R-2 BLACK R-2 RED
HANGING 40DUR BLACK 50DUR BLACK 50DUR BLACK
REPLACEMENT SPRING ISOLATOR(S)
MODEL FAN SIZE
BDF 80-90 100-200 150-180 200
BASE MOUNT FDS-1-70 GREEN FDS 1-120 GRAY FDS-1-220 BROWN
FDS-1-370
ORANGE
HANGING SH-1-70 GREEN SH-1-125 GRAY SH-1-245 BROWN SH-1-370 ORANGE
Isolator Parts List
STANDING SUPPORT ISOLATOR HANGING SUPPORT ISOLATOR
No. Qty. Description BDF-80 thru 150 BDF-180 thru 200 No.Qty. Description BDF-80 thru 150 BDF-180 thru 200
1 8
Cadium plated
hex head bolts
3/8 in. - 16 x 1 in.
3/8 in. - 16 x 1
1/4 in.
1 8
Cadium plated hex
head bolts
3/8 in. - 16 x 1 in.
3/8 in. - 16 x 1 1/4
in.
2 8
Cadium plated
hex nuts
3/8 in. - 16 3/8 in. - 16 2 16
Cadium plated hex
nuts
3/8 in. - 16 3/8 in. - 16
3 4
Cadium plated
hex head bolts
5/16 in. - 18 x 1 in. 3/8 in. - 16 x 1 in. 3 4
St. mount bracket
w/1 - 1/4 in hole
3/16 in. 1/4 in.
4 8
St. mount bracket
w/2 - 7/16 in.
holes
3/16 in. 1/4 in. 4 4
St. mount bracket
w/2 - 7/16 in. holes
3/16 in. 1/4 in.
5 20
Cadium plated
washer
7/8 in. O.D x 3/8 in.
I.D. x 1/16 in.
7/8 in. O.D x 3/8 in.
I.D. x 1/16 in.
5 24
Cadium plated
washer
7/8 in. O.D x 3/8 in.
I.D. x 1/16 in.
7/8 in. O.D x 3/8 in.
I.D. x 1/16 in.
6 12
Cadium plated
lock washer
3/8 in. 3/8 in. 6 12
Cadium plated lock
washer
3/8 in. 3/8 in.
7 4
Cadium plated
washer
1-3/8 in. O.D x 9/16
in. I.D. x 3/32 in.
1-3/8 in. O.D x 9/16
in. I.D. x 3/32 in.
7 12
Cadium plated
washer
1-3/8 in. O.D x 9/16
in. I.D. x 3/32 in.
1-3/8 in. O.D x 9/16
in. I.D. x 3/32 in.
8 4
Neoprene or
Spring Isolator
Reference appropriate table below for
replacement Isolator(s)
8 4
Neoprene or Spring
Isolator
Reference appropriate table below for
replacement Isolator(s)
Isolator I.D.-BVI
Hanging Isolator
Isolator
I.D.-BSI
Base Isolator
7
5
6
Base fastener
by installer
5
Unit
side panel
7
5
Unit
Side
Panel
2
3
2
5
5
2
NOTE:
Top bracket is reversible
for mounting unit 90
o
from indicated.
(SQ & BSQ only)
2
6
5
5
4
1
5
4
3
6
8
2
6
1
4
6
5
7
8
7
5
6
1
5
2
1
Isolator I.D.-BVI
Hanging Isolator
Isolator
I.D.-BSI
Base Isolator
7
5
6
Base fastener
by installer
5
Unit
side panel
7
5
Unit
Side
Panel
2
3
2
5
5
2
NOTE:
Top bracket is reversible
for mounting unit 90
o
from indicated.
(SQ & BSQ only)
2
6
5
5
4
1
5
4
3
6
8
2
6
1
4
6
5
7
8
7
5
6
1
5
2
1
Isolator I.D.-BVI
Hanging Isolator
Isolator
I.D.-BSI
Base Isolator
7
5
6
Base fastener
by installer
5
Unit
side panel
7
5
Unit
Side
Panel
2
3
2
5
5
2
NOTE:
Top bracket is reversible
for mounting unit 90
o
from indicated.
(SQ & BSQ only)
2
6
5
5
4
1
5
4
3
6
8
2
6
1
4
6
5
7
8
7
5
6
1
5
2
1
Isolator I.D.-BVI
Hanging Isolator
Isolator
I.D.-BSI
Base Isolator
7
5
6
Base fastener
by installer
5
Unit
side panel
7
5
Unit
Side
Panel
2
3
2
5
5
2
NOTE:
Top bracket is reversible
for mounting unit 90
o
from indicated.
(SQ & BSQ only)
2
6
5
5
4
1
5
4
3
6
8
2
6
1
4
6
5
7
8
7
5
6
1
5
2
1